September weather forecast
Udryn, Poland

September

Weather in September

The first month of the autumn, September, is still a refreshing month in Udryn, Poland, with an average temperature fluctuating between 9.1°C (48.4°F) and 18°C (64.4°F).

Temperature

With the beginning of September, the average high-temperature shows a decrease, transitioning from a moderately hot 23.2°C (73.8°F) in August to a comfortable 18°C (64.4°F). During September, Udryn records an average temperature of 9.1°C (48.4°F) at night.

Humidity

The average relative humidity in September is 78%.

Rainfall

In Udryn, in September, during 14.6 rainfall days, 38mm (1.5") of precipitation is typically accumulated. In Udryn, during the entire year, the rain falls for 177.2 days and collects up to 539mm (21.22") of precipitation.

Snowfall

June through September are months without snowfall in Udryn.

Daylight

In Udryn, the average length of the day in September is 12h and 42min.
On the first day of September, sunrise is at 05:36 and sunset at 19:19. On the last day of the month, sunrise is at 06:29 and sunset at 18:06 CEST.

Sunshine

The average sunshine in September in Udryn, Poland, is 7.5h.

UV index

In September, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: A maximum UV index of 3 in September translates into the following recommendations:
Undertake protective steps - Recommendations to avoid sunburn are issued. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. During bright days, sunglasses that offer UVA and UVB defense are recommended.

Frequently asked questions

What are September temperatures in Udryn?
In Udryn, in September, the average high-temperature is 18°C (64.4°F), and the average low-temperature is 9.1°C (48.4°F).
What is the average humidity in September in Udryn?
In September, the average relative humidity in Udryn, Poland, is 78%.
How many days does it rain in September in Udryn?
In Udryn, Poland, during September, the rain falls for 14.6 days and regularly aggregates up to 38mm (1.5") of precipitation.
When it does not snow in Udryn?
In Udryn, snow does not fall in June through September.
Does it snow in Udryn in September?
In Udryn, in September, it doesn't snow. In October, it regularly snows.
What is the average length of the day in September in Udryn?
In September, the average day length in Udryn is 12h and 42min.
When are sunrise and sunset in September in Udryn?
On the first day of September in Udryn, Poland, sunrise is at 05:36 and sunset at 19:19. On the last day of the month, sunrise is at 06:29 and sunset at 18:06 CEST.
How many hours of sunshine does Udryn have in September?
The average sunshine duration in September in Udryn, Poland, is 7.5h.
What is the UV index intensity in September in Udryn?
In September, the average daily maximum UV index in Udryn, Poland, is 3. A UV Index reading of 3 to 5 represents a medium hazard to health from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September
Udryn, Poland
  • Average high temperature in September: 18°C

The warmest month (with the highest average high temperature) is July (23.3°C).
The month with the lowest average high temperature is January (-2°C).

  • Average low temperature in September: 9.1°C

The months with the highest average low temperature are July and August (12.8°C).
The coldest month (with the lowest average low temperature) is January (-5.7°C).

Average pressure in September
Udryn, Poland
  • Average pressure in September: 1016.7mbar

The month with the highest atmospheric pressure is October (1017.7mbar).
The month with the lowest atmospheric pressure is July (1013mbar).

Average wind speed in September
Udryn, Poland
  • Average wind speed in September: 12km/h

The windiest month (with the highest average wind speed) is December (14.7km/h).
The calmest month (with the lowest average wind speed) is August (10.5km/h).

Average humidity in September
Udryn, Poland
  • Average humidity in September: 78%

The month with the highest relative humidity is January (92%).
The month with the lowest relative humidity is April (71%).

Average rainfall in September
Udryn, Poland
  • Average rainfall in September: 38mm

The wettest month (with the highest rainfall) is July (74mm).
The driest month (with the least rainfall) is April (30mm).

Average rainfall days in September
Udryn, Poland
  • Average rainfall days in September: 14.6 days

The month with the highest number of rainy days is July (22.8 days).
The month with the least rainy days is February (7.8 days).

Average snowfall in September
Udryn, Poland
  • Average snowfall in September: 0mm

The month with the highest snowfall is January (168mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in September
Udryn, Poland
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (18.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Udryn, Poland
  • Average daylight in September: 12h and 4min

The month with the longest days is June (Average daylight: 17h and 6min).
The month with the shortest days is December (Average daylight: 7h and 24min).

  • Average sunshine in September: 7h and 3min

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The months with the least sunshine are January and February (Average sunshine: 2h and 24min).

Average sunshine days in September
Udryn, Poland
  • Average sunshine days in September: 11.6 days

The month with the most sunshine days is October (14.1 days).
The month with the least sunshine days is July (5.8 days).

Average UV index in September
Udryn, Poland
  • Average UV index in September: 3

The months with the highest UV index are May, June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).

Average cloud cover in September
Udryn, Poland
  • Average cloud cover in September: 44

The months with the most cloud cover are January and February (Cloud cover 78).
The month with the least cloud cover is August (Cloud cover 37).

Average visibility in September
Udryn, Poland
  • Average visibility in September: 9km

The months with the highest visibility are April, May, June, July, August, September and October (9km).
The months with the lowest visibility are January and February (7km).

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